X-1 #2 in September 1947., 1947 Box 10, Folder 7 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedMuroc Photographs., 1946-1989, Undated
X-1 #2 on 1st Powered Flight., 1946 Box 10, Folder 6 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedMuroc Photographs., 1946-1989, Undated
X-1 #2 with the B-29., 1946 Box 10, Folder 6 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedMuroc Photographs., 1946-1989, Undated
X, 1986 Box 59, Folder 9 Collection Context UCF University Archives University of Central Florida Photograph collection, 1963-2012Negatives with Proof Sheets, 1966-2003Faculty, Administration and Staff Portraits, 1971-2000
X-1 After Fueling., Undated Box 10, Folder 4 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedMuroc Photographs., 1946-1989, Undated
X-1 and B-29 Mated., Undated Box 9, Folder 4 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedPinecastle Photographs., 1943-1946, Undated
X-1 at Bell Aircraft, January 1946 (Front)., 1946 Box 9, Folder 2 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedPinecastle Photographs., 1943-1946, Undated
X-1 at Bell Aircraft., Undated Box 9, Folder 2 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedPinecastle Photographs., 1943-1946, Undated
X-1 at Bell Aircraft., Undated Box 10, Folder 5 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedMuroc Photographs., 1946-1989, Undated
X-1 at Bell Aircraft., Undated Box 10, Folder 5 Collection Context UCF Special Collections Into the Unknown: The X-1 Story Research files, 1942-2013, bulk 1942-1955Photographs, 1942-1995, undatedMuroc Photographs., 1946-1989, Undated